Ultrasound in Obstetrics and Gynaecology 1(with solved
solutions)
Follicle Stimulating Hormone correct answers Expand FSH
Gamete Intrafallopian Transfer correct answers Expand GIFT
Saline-infused Sonohysterography correct answers Expand SIS
Intrauterine Insemination correct answers Expand IUI
Pregnancy Associated Plasma Protein A correct answers Expand PAPP-A
Average Ultrasound Age correct answers Expand AUA
Pelvic Inflammatory Disease correct answers Expand PID
Intrauterine Contraceptive Device correct answers Expand IUCD
Human Chorionic Gonadotropin correct answers Expand hCG
Gestational Trophoblastic Neoplasia correct answers Expand GTN
Human Papillomavirus correct answers Expand HPV
Lower Uterine Caesarean Section correct answers Expand LUCS
Luteinizing Hormone correct answers Expand LH
Last Normal Menstrual Period correct answers Expand LNMP
Hysterosalpingography correct answers Expand HSG
Arteriovenous Malformation correct answers Expand AVM
Retained Products of Conception correct answers Expand RPOC
Pouch of Douglas correct answers Expand POD
Hormone Replacement Therapy correct answers Expand HRT
Crown-Rump Length correct answers Expand CRL
Yolk Sac correct answers Expand YS
,Gestational Sac correct answers Expand GS
Mean Sac Diameter correct answers Expand MSD
Estimated Date of Delivery correct answers Expand EDD
Ovulation, fertilisation, zygote, 2-cell stage, 4-cell stage/morula, blastocyst, implantation correct
answers List the 7 stages of the conceptus from ovulation to implantation.
6-10 correct answers Successful implantation of a blastocyst occurs ______ days post
fertilisation.
hCG, progesterone correct answers The implanting conceptus releases ______ which prolongs
the corpus luteum's secretion of ______.
Late, incomplete correct answers Early pregnancy failure is associated with ______ or ______
implantation of the blastocyst.
Decidualisation correct answers Changes in the endometrium to allow implantation of a
blastocyst.
Decidua basalis correct answers The fetal placenta occupies the ______ portion of the
endometrium.
Decidua capsularis correct answers The ______ is the endoepithelium covering the conceptus.
Decidua parietalis correct answers The ______ is the endoepithelium lining the endometrial
cavity.
Gestational sac correct answers What structure/s can be visualised on ultrasound at 4-5 weeks
gestation?
Gestational sac and yolk sac correct answers What structure/s can be visualised on ultrasound at
5 weeks gestation?
Gestational sac, yolk sac and fetal pole correct answers What structure/s can be visualised on
ultrasound at 5-6 weeks gestation?
Gestational sac, yolk sac, fetal pole and fetal heart motion correct answers What structure/s can
be visualised on ultrasound at 6 weeks gestation?
Fetal pole within amniotic sac and yolk sac within chorionic sac correct answers What
distinction can be visualised on ultrasound at 7 weeks gestation?
Cranial anatomy correct answers What structure/s can be visualised on ultrasound at 8 weeks
gestation?
, Hands and feet correct answers What structure/s can be visualised on ultrasound at 9-10 weeks
gestation?
Decidual reaction correct answers What process, occurring at 4 weeks gestation, does the image
show?
Gestational sac and yolk sac correct answers What structures, present at 5 weeks gestation, does
the image show?
Gestational sac, yolk sac and fetal pole. Fetal heart motion correct answers What structures,
present at 6 weeks gestation, does the image show? What else can be visualised in real-time
scanning at this gestational age?
Amnion correct answers What is the membrane enclosing the amnionic cavity and embryo/fetus?
Chorion correct answers What is the membrane, made up of trophoblast cells and
extraembryonic mesoderm, that surrounds the chorionic cavity?
To determine gestational age, length + width + height/3 correct answers What is the purpose of
the MSD measurement? What is the formula?
Mean sac diameter and crown-rump length correct answers Name the two parameters used to
measure the conceptus in the first trimester.
Parameters used to measure the fetus in the second and third trimesters correct answers HC,
BPD, AC, HL, FL and TCD are all what?
The endometrial cavity correct answers The decidua capsularis and decidua parietalis are on
either side of what structure?
Amniotic sac, chorionic sac correct answers The embryo and umbilical cord are seen within the
______; the yolk sac is seen within the ______.
The endometrial surface correct answers The decidua basalis, decidua capsularis and decidua
parietalis all make up what?
True correct answers True or False? The EDD calculated in the first trimester remains consistent
throughout the pregnancy.
24-36 hours correct answers Zygote formation occurs within ______ of fertilisation.
2 days correct answers The morula is formed approximately ______ after fertilisation.
4-5 days correct answers The blastocyst is formed approximately ______ after fertilisation.
solutions)
Follicle Stimulating Hormone correct answers Expand FSH
Gamete Intrafallopian Transfer correct answers Expand GIFT
Saline-infused Sonohysterography correct answers Expand SIS
Intrauterine Insemination correct answers Expand IUI
Pregnancy Associated Plasma Protein A correct answers Expand PAPP-A
Average Ultrasound Age correct answers Expand AUA
Pelvic Inflammatory Disease correct answers Expand PID
Intrauterine Contraceptive Device correct answers Expand IUCD
Human Chorionic Gonadotropin correct answers Expand hCG
Gestational Trophoblastic Neoplasia correct answers Expand GTN
Human Papillomavirus correct answers Expand HPV
Lower Uterine Caesarean Section correct answers Expand LUCS
Luteinizing Hormone correct answers Expand LH
Last Normal Menstrual Period correct answers Expand LNMP
Hysterosalpingography correct answers Expand HSG
Arteriovenous Malformation correct answers Expand AVM
Retained Products of Conception correct answers Expand RPOC
Pouch of Douglas correct answers Expand POD
Hormone Replacement Therapy correct answers Expand HRT
Crown-Rump Length correct answers Expand CRL
Yolk Sac correct answers Expand YS
,Gestational Sac correct answers Expand GS
Mean Sac Diameter correct answers Expand MSD
Estimated Date of Delivery correct answers Expand EDD
Ovulation, fertilisation, zygote, 2-cell stage, 4-cell stage/morula, blastocyst, implantation correct
answers List the 7 stages of the conceptus from ovulation to implantation.
6-10 correct answers Successful implantation of a blastocyst occurs ______ days post
fertilisation.
hCG, progesterone correct answers The implanting conceptus releases ______ which prolongs
the corpus luteum's secretion of ______.
Late, incomplete correct answers Early pregnancy failure is associated with ______ or ______
implantation of the blastocyst.
Decidualisation correct answers Changes in the endometrium to allow implantation of a
blastocyst.
Decidua basalis correct answers The fetal placenta occupies the ______ portion of the
endometrium.
Decidua capsularis correct answers The ______ is the endoepithelium covering the conceptus.
Decidua parietalis correct answers The ______ is the endoepithelium lining the endometrial
cavity.
Gestational sac correct answers What structure/s can be visualised on ultrasound at 4-5 weeks
gestation?
Gestational sac and yolk sac correct answers What structure/s can be visualised on ultrasound at
5 weeks gestation?
Gestational sac, yolk sac and fetal pole correct answers What structure/s can be visualised on
ultrasound at 5-6 weeks gestation?
Gestational sac, yolk sac, fetal pole and fetal heart motion correct answers What structure/s can
be visualised on ultrasound at 6 weeks gestation?
Fetal pole within amniotic sac and yolk sac within chorionic sac correct answers What
distinction can be visualised on ultrasound at 7 weeks gestation?
Cranial anatomy correct answers What structure/s can be visualised on ultrasound at 8 weeks
gestation?
, Hands and feet correct answers What structure/s can be visualised on ultrasound at 9-10 weeks
gestation?
Decidual reaction correct answers What process, occurring at 4 weeks gestation, does the image
show?
Gestational sac and yolk sac correct answers What structures, present at 5 weeks gestation, does
the image show?
Gestational sac, yolk sac and fetal pole. Fetal heart motion correct answers What structures,
present at 6 weeks gestation, does the image show? What else can be visualised in real-time
scanning at this gestational age?
Amnion correct answers What is the membrane enclosing the amnionic cavity and embryo/fetus?
Chorion correct answers What is the membrane, made up of trophoblast cells and
extraembryonic mesoderm, that surrounds the chorionic cavity?
To determine gestational age, length + width + height/3 correct answers What is the purpose of
the MSD measurement? What is the formula?
Mean sac diameter and crown-rump length correct answers Name the two parameters used to
measure the conceptus in the first trimester.
Parameters used to measure the fetus in the second and third trimesters correct answers HC,
BPD, AC, HL, FL and TCD are all what?
The endometrial cavity correct answers The decidua capsularis and decidua parietalis are on
either side of what structure?
Amniotic sac, chorionic sac correct answers The embryo and umbilical cord are seen within the
______; the yolk sac is seen within the ______.
The endometrial surface correct answers The decidua basalis, decidua capsularis and decidua
parietalis all make up what?
True correct answers True or False? The EDD calculated in the first trimester remains consistent
throughout the pregnancy.
24-36 hours correct answers Zygote formation occurs within ______ of fertilisation.
2 days correct answers The morula is formed approximately ______ after fertilisation.
4-5 days correct answers The blastocyst is formed approximately ______ after fertilisation.
